Cita APA (7th ed.)

(2002). IELTS 2002-2003: The key to success : preparation tips and practice tests. Hawthorn Institute of Education.

Cita Chicago (17th ed.)

IELTS 2002-2003: The Key to Success : Preparation Tips and Practice Tests. Melbourne: Hawthorn Institute of Education, 2002.

Cita MLA (9th ed.)

IELTS 2002-2003: The Key to Success : Preparation Tips and Practice Tests. Hawthorn Institute of Education, 2002.